From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19036 invoked by alias); 28 Apr 2010 09:55:20 -0000 Received: (qmail 18978 invoked by uid 48); 28 Apr 2010 09:55:09 -0000 Date: Wed, 28 Apr 2010 09:55:00 -0000 Message-ID: <20100428095509.18977.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/43920] Choosing conditional execution over conditional branches for code size in some cases. In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "ramana at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2010-04/txt/msg02941.txt.bz2 ------- Comment #3 from ramana at gcc dot gnu dot org 2010-04-28 09:55 ------- Confirmed though it isn't as simple as an "expand" time problem alone. -- ramana at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 Keywords| |missed-optimization Known to fail| |4.5.0 Last reconfirmed|0000-00-00 00:00:00 |2010-04-28 09:55:09 date| | Summary|A lot of instructions for |Choosing conditional |condition (start == -1 || |execution over conditional |end == -1) |branches for code size in | |some cases. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43920